Merge pull request #99 from jmunson/master

Inject currentVersion at buildtime for `certmgr version`

.travis.yml

@@ -15,7 +15,7 @@ jobs:
     script:
       - export SOURCE_DATE_EPOCH=$(git show -s --format=%ci ${TRAVIS_TAG:-${TRAVIS_COMMIT}})
       - go get github.com/mitchellh/gox
-      - GOFLAGS=-mod=vendor gox -output="{{.Dir}}-{{.OS}}-{{.Arch}}-${TRAVIS_TAG:-${TRAVIS_COMMIT}}" -os='darwin dragonfly freebsd linux netbsd openbsd solaris' -osarch='!dragonfly/386 !darwin/arm64 !darwin/arm !linux/mips !linux/mipsle' -gcflags="-trimpath=${GOPATH}" ./certmgr/...
+      - GOFLAGS=-mod=vendor gox -output="{{.Dir}}-{{.OS}}-{{.Arch}}-${TRAVIS_TAG:-${TRAVIS_COMMIT}}" -os='darwin dragonfly freebsd linux netbsd openbsd solaris' -osarch='!dragonfly/386 !darwin/arm64 !darwin/arm !linux/mips !linux/mipsle' -gcflags="-trimpath=${GOPATH}" -ldflags="-X github.com/cloudflare/certmgr/certmgr/cmd.currentVersion=${TRAVIS_TAG:-${TRAVIS_COMMIT}}" ./certmgr/
       - for i in certmgr-*; do tar --mtime="${SOURCE_DATE_EPOCH}" --owner=0 --group=0 --numeric-owner -c $i | gzip -n - > $i.tar.gz; done
       - shasum -a 512 certmgr-*.tar.gz | tee sha512sum.txt
     deploy:

certmgr/cmd/version.go

@@ -8,7 +8,8 @@ import (
 	"github.com/spf13/viper"
 )
 
-var currentVersion = "2.0.1"
+// We override this at build time with a version number when built in travis
+var currentVersion = "development"
 
 var versionCmd = &cobra.Command{
 	Use:   "version",